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Classification / Noms Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa
> Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Geophaginae
Etymology: Geophagus:Greek, gea = the earth + Greek, phagein = to eat (Ref. 45335); pirangaensis:Name 'pirangaensis' from the type locality of the new species, Piranga River.
Environnement : milieu / zone climatique / profondeur / gamme de distribution Écologie
Épines dorsales (Total) : 14 - 15; Rayons mous dorsaux (Total) : 10 - 11; Épines anales: 3; Rayons mous anaux: 7 - 8; Vertèbres: 28. This species is distinguished from its congeners by the following set of characters: presence of clear, rounded spots in the posterior most dorsal-fin rays of fixed adult specimens; snout 46.22%-52.74% HL; terminal mouth; head 94.08%-101.15% HL; caudal fin with a rounded distal margin; 25 or 26 longitudinal scales in the E0 series; dark and rounded mid-lateral spot of live specimens; 14 or 15 spines on the dorsal fin; small bright spots in the central region of the bluish spots on the caudal fin of living specimens absent; small bluish spots in the opercular region of living specimens; bluish dots on the most anterior soft rays of the anal fin of living specimens absent; denticles on gill rakers of the first branchial arch present; and bluish and longitudinal lines in the basal region of the caudal fin of living specimens absent (Ref.138566). Body shape (shape guide): fusiform / normal; Cross section: compressed.
This species occurs in backwaters and shallow areas 50-70 m wide, bordered by dense riparian forest and characterized by muddy, sandy, and rocky substrates (Ref. 138566).
Cycle de vie et comportement reproducteur Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Assis, C.E.D., J.A. Dergam, A.F. Cunha, V.N. Machado, T. Hrbek, N.M.D.F. Vicente, V.D. Queiroz and E. Henschel, 2026. A new endemic pearl cichlid of the 'Geophagus' brasiliensis (Cichliformes: Cichlidae) species group from the Piranga River, upper Doce River basin, southeastern Brazil. J. Fish Biol. 1-14. (Ref. 138566)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Dynamique des populations Paramètres de croissance Âges / tailles maximales Longueur-poids rel. Rel. longueur-longueur. Fréquences de longueurs Conversion de masse Recrutement Abondance
Cycle de vie Reproduction Maturité Maturité/épines rel. Fécondité Frai Agrégats de frai Œufs Développement de l'œuf Larves Dynamique des populations larvaires
Physiologie Composition corporelle Nutriments Consommation d'oxygène Type de natation Vitesse de nage Pigments visuels Son de poisson Maladies et parasites Toxicité (CL50)
